Schidl, S.; Polzer, A.; Zimmermann, H.: 'LED wavelength determination sensor system with BiCMOS triple junction photodetector', Electronics Letters, 2012, 48, (23), p. 1490-1492, DOI: 10.1049/el.2012.2842 IET Digital Library, https://digital-library.theiet.org/;jsessionid=2u9en13927d5n.x-iet-live-01content/journals/10.1049/el.2012.2842